class IStrategy
  def on_the_way

  end
end

class WalkStrategy < IStrategy
  def on_the_way
    puts "Walk on the road"
  end
end

class RideBikeStrategy < IStrategy
  def on_the_way
    puts "Ride the bicycle on the road"
  end
end

class CarStrategy < IStrategy
  def on_the_way
    puts "Drive the car on the road"
  end  
end

class GoHome
  
end